MESON Chess Problem Database
Problem Display
PID: 49081 (8/8/1p6/bp6/pk2n3/8/2Q1N3/R3K3 w Q - 0 1)
Gruber, Bratoljub
Mat Plus, 1995
#2
4 + 6
SOLUTION
- SOUND
- Sets
- 1...Sd2
- 2.Qc3#
- 1...Sf2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Qc3#
- 1...Sc5
- 2.Qc3#
- 1...Sg5
- 2.Qc3#
- 1...Sd6
- 2.Qc3#
- 1...Sf6
- 2.Qc3#
- 1...a3
- 2.Rb1#
- 1...Sd2
- Tries
- 1.Kd1?
- 1...Sc3+
- 2.Qxc3#
- 1...Sd2
- 2.Qc3#
- 1...Sg3
- 2.Qc3#
- 1...Sc5
- 2.Qc3#
- 1...Sg5
- 2.Qc3#
- 1...Sd6
- 2.Qc3#
- 1...Sf6
- 2.Qc3#
- 1...a3
- 2.Rb1#
- 1...Sf2+!
- 1...Sc3+
- 1.Sf4?
- threat
- 2.Sd3#
- 2.Sd5#
- 1...Sf2
- 2.Sd5#
- 1...Sc5
- 2.Sd5#
- 1...Sf6
- 2.Sd3#
- 1...Sc3!
- threat
- 1.Rc1?
- threat
- 2.Qb2#
- 1...Sc3
- 2.Qxc3#
- 1...Sd2
- 2.Qc3#
- 1...Sc5
- 2.Qc3#
- 1...a3
- 2.Rb1#
- 1...Ka3+!
- threat
- 1.Rd1?
- 1...Sc3
- 2.Qxc3#
- 1...Sd2
- 2.Qc3#
- 1...Sf2
- 2.Qc3#
- 1...Sg3
- 2.Qc3#
- 1...Sc5
- 2.Qc3#
- 1...Sg5
- 2.Qc3#
- 1...Sd6
- 2.Qc3#
- 1...Sf6
- 2.Qc3#
- 1...a3
- 2.Rb1#
- 2.Rd4#
- 1...Ka3+!
- 1...Sc3
- 1.Ra2?
- 1...Sc3
- 2.Qxc3#
- 1...Sd2
- 2.Qc3#
- 1...Sf2
- 2.Qc3#
- 1...Sg3
- 2.Qc3#
- 1...Sc5
- 2.Qc3#
- 1...Sg5
- 2.Qc3#
- 1...Sd6
- 2.Qc3#
- 1...Sf6
- 2.Qc3#
- 1...a3!
- 1...Sc3
- 1.Ra3?
- 1...Sc3
- 2.Qxc3#
- 1...Sd2
- 2.Qc3#
- 1...Sf2
- 2.Qc3#
- 1...Sg3
- 2.Qc3#
- 1...Sc5
- 2.Qc3#
- 1...Sg5
- 2.Qc3#
- 1...Sd6
- 2.Qc3#
- 1...Sf6
- 2.Qc3#
- 1...Kxa3+!
- 1...Sc3
- 1.Kd1?
- Keys
- 1.0-0-0!
- 1...Ka3
- 2.Qb2#
- 1...Sc3
- 2.Qxc3#
- 1...Sd2
- 2.Qc3#
- 1...Sf2
- 2.Qc3#
- 1...Sg3
- 2.Qc3#
- 1...Sc5
- 2.Qc3#
- 1...Sg5
- 2.Qc3#
- 1...Sd6
- 2.Qc3#
- 1...Sf6
- 2.Qc3#
- 1...a3
- 2.Rd4#
- 1...Ka3
- 1.0-0-0!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(c);N_GUARD::QAB1(C)
- S(c);N_GUARD::QAB1(C),XS(c)
- P(a);SBLOCK::R(A)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- P(a);SBLOCK::R(A)
- Refutation
- S(c);CHECK
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(c);::S(D)
- Refutation
- S(c);
- Try
- R(A);
- Threat
- QAR2(C)
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- P(a);SBLOCK::R(A)
- Refutation
- K(b);CHECK,S_FLIGHT
- Try
- R(A);
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- K(b);CHECK,S_FLIGHT
- Try
- R(A);
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- P(a);
- Try
- R(A);
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- K(b);CHECK,S_FLIGHT,XR(A)
- Try
- Actual
- K(B);0-0-0
- Vars
- K(b);S_FLIGHT::QAB1(C)
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- P(a);SBLOCK::R(A)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).